Taxi-top advertising unit



FIG. 1 is a side perspective of our new design for a taxi-top advertising unit according to the present design, the opposite of which is symmetrical;

FIG. 2 is an enlarged elevational view of one end of the taxi-top advertising unit of FIG. 1, the opposite end of which is identical; and,

FIG. 3 is a reduced scale perspective view of the taxi-top advertising unit of FIG. 1.

A view of the bottom of the taxi-top advertising unit has been omitted since it is flat and unornamated. The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a taxi-top advertising unit, as shown and described. 